hackerrank_boilerplate.go

package main
import "fmt"
// this is the intro to tutorial challenges from hackerrang in Go.

func findArrElement(arr []uint64, arrLen, value int) int {
    for i:=0; i < arrLen; i++ {
        if arr[i] == uint64(value) {
            return i
        }
    }
    return -1
}

func main() {
    //Enter your code here. Read input from STDIN. Print output to STDOUT

    var value, arrLen int
    fmt.Scan(&value, &arrLen)

    arr := make([]uint64, arrLen)
    
    
    for i:= 0; i < arrLen; i ++ {
        fmt.Scan(&arr[i])
    }
    
    ret := findArrElement(arr, arrLen, value)
    fmt.Println(ret)
}